| Slidell to Laurinburg (North Carolina) | 674.69 mi (1,085.80 km) |
| Slidell to Lawndale (California) | 1,685.32 mi (2,712.26 km) |
| Slidell to Lawrence (Indiana) | 695.50 mi (1,119.30 km) |
| Slidell to Lawrence (Kansas) | 674.97 mi (1,086.26 km) |
| Slidell to Lawrence (Massachusetts) | 1,338.15 mi (2,153.55 km) |
| Slidell to Lawrenceburg (Kentucky) | 603.21 mi (970.77 km) |
| Slidell to Lawrenceburg (Tennessee) | 371.12 mi (597.26 km) |
| Slidell to Lawrenceville (Georgia) | 422.78 mi (680.40 km) |
| Slidell to Lawton (Oklahoma) | 585.36 mi (942.05 km) |
| Slidell to Layton (Utah) | 1,444.52 mi (2,324.73 km) |
| Slidell to Le Mars (Iowa) | 932.47 mi (1,500.66 km) |
| Slidell to League City (Texas) | 323.78 mi (521.07 km) |
| Slidell to Lealman (Florida) | 461.29 mi (742.37 km) |
| Slidell to Leander (Texas) | 481.60 mi (775.07 km) |
| Slidell to Leavenworth (Kansas) | 688.72 mi (1,108.39 km) |
